For items number 18-20 refer the picture
18. Which of the following pairs represents alternate exterior angles?
А. 1 and 2
B. 2 and 3
C4 and 5
D. I and "6
19. Which of the following pairs represents alternate interior angles?
A.4 and 5
B. 6 and 7
C. 2 and 8
D.1 and 8
20. What term best describes angles 7 and 6?
A. Acute
B. Obtuse
C. Scalene
D. Congruent
(Nonsense=Report)
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Answer:
18. D. 1 and 6
19. A. 4 and 5
20. D. congruent